400W, 80 Plus Bronze, Non-Modular, Temperature Controlled, 2 x 12V Rail, Black Sleeved Cables, 3-Year Warranty
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Order Code: BQ-BN245
be quiet! System Power 9 400W offers renowned be quiet! reliability and quietness for price-conscious PC builders.
System Power 9 400W is equipped with a temperature-controlled 120mm fan. It provides you with the low noise operation that be quiet! is famous for, built into an entry-level system.
The 80PLUS® Bronze certification is convincing evidence of this PSU’s efficient and power saving operation. It is a remarkable achievement for this class of PSU, realizing an efficiency rating of up to 89%.
System Power 9 400W provides stable and dependable power for CPU and GPU. It is equipped with two independent 12V-rails and supports several graphics cards with two PCI express connectors for multi-GPU systems.
The PSU is equipped with DC-to-DC conversion for tight voltage regulation, even under heavy cross-loading conditions. This ensures reliable operation and makes it ready for the next generation of processors and graphics cards.
System Power 9 400W comes with full high-quality black sleeved cables that add a touch of class to any PC system.
Top component protection with a full suite of safety functions, including OCP, OVP, OPP, OTP UVP and SCP, which provide the ultimate in secure operation.
|12V rails (multi-rail operation)||2|
|12V single rail operation||-|
|Max. combined power 12V (W)||384|
|Max. combined power 3.3V + 5V (W)||103|
|Hold-up time (ms @ 100%)||17 @ 75% load|
|Fan type||high-quality fan|
|Motor technology||4-pole fan motor|
|Fan size (mm)||120|
|Max. fan speed (rpm), temperature-dependent||1,800|
|Temperature control for case fans||-|
|dB(A) at 20% load||9.5|
|dB(A) at 50% load||10.4|
|dB(A) at 100% load||18.6|
|OCP (over current protection)||Yes|
|OVP (over voltage protection)||Yes|
|UVP (under voltage protection)||Yes|
|SCP (short circuit protection)||Yes|
|OTP (over temperature protection)||Yes|
|OPP (over power protection)||Yes|
|80PLUS certification||Bronze (230V EU internal)|
|Efficiency (%) at 230V, 20% load||86|
|Efficiency (%) at 230V, 50% load||89|
|Efficiency (%) at 230V, 100% load||88|
|Modular cable management||-|
|Cable length to mainboard (cm)||45|
|Cable length to first connector (cm)||35|
|Maximum cable length (cm)||91|
|All-in-one cable (SATA/PATA/FDD)||-|
|No. of cables||5|
|PCI-E 6-pin (GPU)||-|
|PCI-E 6+2-pin (GPU)||2|
|SATA 15-pin (HDD, Drives)||5|
|External fan connectors||-|
|Dimensions without cable (L x W x D), (mm)||140 x 150 x 86|
|Velcro cable ties||-|
|Box/Bag for PSU/Cables||-|
|User manual languages||EN, DE, FR, PL, ES, RU|
|OCK slot bracket with switch / OCK jumper||-|
|SFX-to-ATX adapter bracket||-|
|Express replacement service in first year||-|
|International hotline / free of charge||Yes / DE, FR|
|Dimensions, package (L x W x H), (mm)||268 x 97 x 195|
|Gross weight, package (kg)||2.1|
|Pieces per packaging unit||6|
|Dimensions, shipping box (L x W x H), (mm)||215 x 311 x 556|
|Gross weight, shipping box (kg)||12.9|
Get your order delivered the next working day for £5.99, available when ordering Monday - Thursday and before 17:00 on that day if the product is in stock and your payment has cleared.
Get your order delivered the next working day before 12:00pm for £8.38, available when ordering Monday - Thursday and before 17:00 on that day if the product is in stock and your payment has cleared. Some orders if via PayPal and the first customer order may not clear in time.
If you need your order at the weekend, for £9.98, you can specify the day you wish to have it delivered to you, Saturday or Sunday providing your order has been placed by 17:00 on the Friday before.
Economy delivery is available on all orders of any value being shipped within the UK.